#666D75 color
The hex color #666D75 is a gray.
In the RGB color model it is made of 40% red, 42.7% green and 45.9% blue (102, 109, 117).
Its hue angle is 212°, with 7% saturation and 43% lightness. For print, the CMYK equivalent is 13% cyan, 7% magenta, 0% yellow and 54% black.
The closest named color is Made in the Shade (#6B717A), a difference of 1.9 ΔE, which is barely visible.
White text is the more readable choice on this background (contrast 5.24:1).
#666D75 color codes
| HEX | #666D75 | |
|---|---|---|
| RGB | rgb(102, 109, 117) | |
| RGB percent | rgb(40%, 42.7%, 45.9%) | |
| HSL | hsl(212, 7%, 43%) | |
| HSV / HSB | hsv(212, 13%, 46%) | |
| CMYK | cmyk(13%, 7%, 0%, 54%) | |
| CIE LAB | lab(45.7, -0.89, -5.36) | |
| CIE LCH | lch(45.7, 5.43, 260.59) | |
| CIE XYZ | xyz(14.158, 15.046, 18.984) | |
| Decimal | 6712693 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #666D75, based on their position on the color wheel.
Complementary
The color opposite on the color wheel (180°). Strongest contrast.
Analogous
Neighbors 30° either side. Calm, natural combinations.
Split complementary
The two colors next to the complement (150° and 210°).
Triadic
Three colors evenly spaced, 120° apart.
Tetradic (square)
Four colors 90° apart.
Shades, tints and tones
Shades (darker, mixed with black)
Tints (lighter, mixed with white)
Tones (mixed with gray)
Contrast and accessibility
| Text on #666D75 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 4.01:1 | Fail | Fail | Pass |
| Sample text | 5.24:1 | Pass | Fail | Pass |
| #666D75 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 5.24:1 | Pass | Fail | Pass |
| Sample text | 4.01:1 | Fail | Fail | Pass |
WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.
Color blindness simulation
How #666D75 looks to people with the most common types of color vision deficiency.
#6a6d75Protanopia
no red cones#696c75Deuteranopia
no green cones#626f6fTritanopia
no blue cones#6c6c6cAchromatopsia
no color vision
CSS examples
.background { background-color: #666d75; }
.text { color: #666d75; }
.border { border: 2px solid #666d75; }
.transparent { background-color: rgb(102 109 117 / 50%); }
.gradient { background: linear-gradient(to right, #666d75, #676675); }
Similar colors
#6b717aMade in the Shade#686d70Beautiful Darkness#656e72Batman#717378Space Gray#646b7aAshen Whisper#616669Gray Web#656874Alley Cat#59656dStreets of London
Questions
- What color is #666D75?
- #666D75 is a gray, closest to the named color Made in the Shade. It belongs to the gray family of colors.
- What is the RGB value of #666D75?
- The RGB value is 102, 109, 117: 102 red, 109 green and 117 blue on a 0 to 255 scale.
- What is the complementary color of #666D75?
- The complementary color is #756E66, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #666D75?
- White text. Black text has a contrast ratio of 4.01:1 and white text 5.24:1. WCAG asks for at least 4.5:1 for normal text.